Mobile madness as investors look to navigate the seas of rapid technological change

Benedict Evans, an independent technology analyst based in London, has put together statistics on Facebook's mobile usage, giving a picture of which platforms matter most for the social network.

In a previous article, I looked at the top ten buys and sells by private investors, as reported by TD Waterhouse. I discovered that investors made good calls on both their buys and sells. Encouraged by the first set of results, I decided to repeat the experiment. I have changed my methodology slightly. This time, I am looking at 4 weeks worth of data (the weeks of 31-May, 07-Jun, 14-Jun, 21-Jun) from TD Waterhouse.

ByEsekla:Retail investors, as a group, sometimes have short memories. The same fallacies are played out over and over, yet they never seem to fail at producing short term movements in stock prices.

By Emerging Money: By Sean Geary A double-whammy of bad news has Vodafone's (VOD) stock reeling in London trading Tuesday morning.

Paying too much for a company is never a good idea.  10 years ago, Vodafone (LON:VOD) was a cool tech company that was going to grow to the moon and was worth, at least to investors of the time, about 60 times its adjusted earnings which gave an earnings yield of 1.7%.  Ouch, is all I can say. Behind the whacky share price is a real business which operates year in year out, doing its thing to the best of management's ability.  For example, since 2002 Vodafone has doubled revenue, almost doubled operating profit, tripled adjusted earnings per share and increased the dividend six-fold.

I became a firm believer in the enormous potential of wireless technology upon using a wireless television remote control for the first time.